acids and bases

Acids react with

• water to produce bases and salts
• salts to produce bases and water
• neither bases, salts nor water
• bases to produce salts and water

HF would be classified as...

• an acid

• a base

• a salt

• an ionic compound

What is the pH of a solution where the [H⁺] is 1.0 x 10^-11?

• 11

• 13

• 14

• 1

What is the pOH of a 1 x 10^-8 M solution of HNO₃?

• 8

• 6

• 7

• 9

What is the pOH of a solution that has a pH of 2?

• 10
• 12
• 14
• 1

If an acid is combined with a base of equal strength, the result will most likely be

• a neutral solution.
• a stronger acid.
• impossible to tell without testing the pH.
• a stronger base

Which type of ion does a base produce when it is dissolved in water?

• oxide
• oxygen
• hydrogen
• hydroxide

Hydronium is

• OH^-

• H⁺

• H₃O+

• none of the above

True or false: a neutral solution has equal amounts of H⁺ and OH^-.

• True

• False

Which is a characteristic of a base?

• tastes sour

• found mostly in foods

• feels slippery

• turn litmus paper red